Home / 206,320.83-284,773.40-125,792.76

Finding the Fourth Proportional to 206,320.83, 284,773.40 and 125,792.76

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Solution

The fourth proportional to 206,320.83, 284,773.40 and 125,792.76 is: 173,624.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,320.83 : 284,773.40 = 125,792.76 : x
  2. Step 2: Convert to fraction form
    206,320.83/284,773.40 = 125,792.76/x
  3. Step 3: Cross multiply
    206,320.83x = 284,773.40 × 125,792.76
  4. Step 4: Simplify right side
    206,320.83x = 35,822,431,331.62
  5. Step 5: Solve for x
    x = 35,822,431,331.62/206,320.83
  6. Step 6: Final answer
    x = 173,624.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.